At the start of the new year, nuclear chemists Hiromitsu Haba and Kouji Morimoto slide precisely 119 Japanese yen into the collection box at their local shrine. They are seeking good fortune in their ...

One of the most frequent risk factors for sibling estrangement is a family member who has narcissistic personality traits. That person may not be diagnosed with the full-blown disorder; they may ...

Siblings share a unique bond built from shared memories, family rituals and the occasional argument. But ask almost anyone with a brother or sister and you'll likely find a longstanding debate: who's ...